Desk set



FIG. 1 is a perspective view showing the front, top and right side of a desk set embodying my new design;

FIG. 2 is a left-side elevational view thereof drawn to an enlarged scale;

FIG. 3 is a rear elevational view thereof; and,

FIG. 4 is a bottom plan view thereof. 

The ornamental design for a desk set, as shown and described. 